Question

The most populated country of the world is
A. USA
B. China
C. India
D. Japan

Answer 1

Hint: Populated countries can be estimated by calculating the number of birth rate and death rate of a particular area. This is the responsibility of the government to provide us the census.

Complete answer:
1. USA - USA is the world's 3rd most populated country. Its population is 135.26 crores. The USA population is even less than one-third of China's population. The current density of population in the USA. Is 38.2 persons per square kilometer. The USA 's contribution to the world population is 4.25%.
2. China - China is the top most populated country in the world. Its population is 139.27 Crores. The Density of population in China is 153 people per square kilometer. China's contribution to the world population is 18%. However, in recent years China has initiated several steps to ensure that its population may not rise at such rapid phase.
3. India - India is the world's second most populated country. Its population is 135.26 crores. There is much less difference in the population of China and India. Density of population in India is 38.2 persons per square kilometer. India's contribution in population of the world is 17.5%
4. Japan - In terms of population Japan is at 11th place. It holds a population of 12.65 crores. Contribution to the world's population is 1.61 %.

Hence, the correct answer is option (B).

Note: China is the most populated country in the world, with the population of approx. 135 crores. India is the second most populated country in the world. In terms of population Japan's population is much less as compared to other three countries.